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Tumor bed localization procedure using deformable image registration of diagnostic PET-CT. A. Automatic rigid image registration (DIR) process (arrows indicate the CT component of PET-CT), B. Deformable image registration (DIR) process between planning CT and CT component of PET-CT, C. Overlapped image between planning CT and PET component from PET-CT after DIR process, D. Target volume delineation of TVPET and TVclip.
